/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.apache.camel.dsl.yaml.common.exception;

import java.util.Optional;

import org.snakeyaml.engine.v2.exceptions.MarkedYamlEngineException;
import org.snakeyaml.engine.v2.nodes.Node;
import org.snakeyaml.engine.v2.nodes.NodeType;

public class InvalidNodeTypeException extends MarkedYamlEngineException {

    public InvalidNodeTypeException(Node node, NodeType expected) {
        super(null, Optional.empty(), "Node type " + nodeTypeName(node.getNodeType())
                                      + " is invalid, expected " + nodeTypeName(expected),
              node.getStartMark());
    }

    private static String nodeTypeName(NodeType nodeType) {
        switch (nodeType) {
            case ANCHOR:
                return "anchor";
            case MAPPING:
                return "map";
            case SCALAR:
                return "key-value";
            case SEQUENCE:
                return "array";
            default:
                return nodeType.name();
        }
    }

}
